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Plague infected humans much earlier than previously thought

Plague infections were common in humans 3,300 years earlier than the historical record suggests, reports a study published October 22 in Cell. By sequencing the DNA of tooth samples from Bronze Age individuals from Europe and Asia, the researchers discovered evidence of plague infections roughly... Read More


The days when antibiotics worked reliably and scientists could assume they worked directly—like popping a balloon—are fading. As resistance mounts, understanding how antibiotics really work could be the key to sustaining their efficacy. Read More

TWiM #113: Waves of Change

Host: Vincent Racaniello

Special guests: Romney Humphries and Read More

New gene a key to fighting sepsis

Scientists have identified a gene that could potentially open the door for the development of new treatments of the lethal disease sepsis. Read More

HIV cure research: NIH scientists create 2-headed protein to deplete HIV reservoir

Scientists at the National Institutes of Health (NIH) have created a protein that awakens resting immune cells infected with HIV and facilitates their destruction in laboratory studies. The protein potentially could contribute to a cure for HIV infection by helping deplete the reservoir of long-... Read More

BacterioFiles 234 - Phone, Floor Phylum Forensics

This episode: Learning things about people's identity and movements from microbial communities on their phones and shoes!

(5.4 MB, 5.8 minutes)

Show notes: 
Read More

TWiV 359: A Blossom by any other name

Host: Vincent Racaniello

Guest: Blossom Damania

Vincent speaks with Blossom about he... Read More

TWiP 97 letters

Jerry writes:


Nancy writes:

I mean, Scabies?
I hope the gentleman contracted them via a freshly contaminated, unlaundered hand towel.

Thank you for all you do, guys.


Steve writes... Read More

TWiP 97: The seven year itch

The paratenic hosts reveal a case of scabies in the Traveling Salesman, and discuss a role for natural antibody in protection from infection with Plasmodium.

Hosts:  Read More

Treating gum disease with oral microbiota transplants

According to the American Academy of Periodontology, about half of American adults have periodontal disease, which affects gum tissues and the bones supporting the teeth. Apparently, the prevalence of periodontal disease increases with age, with the highest prevalence for those that smoke, thos... Read More

Sexual transmission of Ebola virus in Liberia confirmed using genomic analysis

A suspected case of sexual transmission of Ebola virus disease (EVD) in Liberia was confirmed using genomic analysis, thanks to in-country laboratory capabilities established by U.S. Army scientists in collaboration with the Liberian Institute for Biomedical Research (LIBR). Read More

Sendai virus defends against a threat

A research group at Hiroshima University demonstrated the mechanism by which the Sendai virus (SeV) escapes the host immune system. The researchers examined the crystal structure of the complex of SeV C protein and transcription factor STAT1, and found that SeV C protein inhibits the signal tran... Read More

Armed malaria protein found to kill cancer cells

A new type of cancer therapy based on seemingly unrelated elements of malaria and cancer is showing promise for development. Kairos Therapeutics, a Vancouver-based biotech company spun-out of The Centre for Drug Research and Development (CDRD), has partnered with VAR2 Pharmaceuticals to advance ... Read More

Fungi at root of plant drugs that can help, or harm, sick monarch butterflies

Previously, biologists at Emory University and the University of Michigan discovered that butterflies use plant toxins as a drug to cure their offspring of parasitic infections. Now they've dug a little deeper and found that the fungi associated with the roots of milkweed plants change both the ... Read More

The #LuxArt2015 Art Competition By My Students!

Because of all the recent interest in "microbiological art," I decided to challenge my Biology 350 students to "paint" using luminous bacteria. We have a balloting process, tallied the results, and made some appropriate awards! I think the world of my students, and I hope you enjoy this view i... Read More

MdlM114: ASM ¡En Vivo! desde Nueva Orleans

La Microbiología en España, la metagenómica y patógenos emergentes, son tres temas a ser discutidos hoy en La Radio el Mundo de los Microbios.  Este episodio es una grabación hecha durante la Conferencia General de la Sociedad Americana para la Microbiología en Nueva Orleans, Louisiana e... Read More

Powerhouse in your mouth

According to the American Academy of Implant Dentistry, two in three Americans have one or more missing teeth. To deal with this issue, American dentists perform more than five million dental implants a year. About 1% to 15% of the patients receiving implants experience dental implant failure ... Read More

Likely Drug Interactions In Placenta Could Harm Fetus

Washington, DC - October 13, 2015 - To date, studies in pregnant women examining transport of drugs across the placenta are rare and inadequate, said Tomo Nabekura, PhD. Such knowledge could be vital to preserving fetal health. In a new laboratory study, Nabekura and colleagues have illuminated ... Read More

Tripped up by a bug: Infection may cause falls, especially in older people, study suggests

SAN DIEGO - People who end up in the emergency room because of a fall often are tripped up by an infection, rather than a loose throw rug or poor eyesight, suggests a study being presented at IDWeek 2015™. Read More

Breast cancer drug beats superbug

Researchers at University of California, San Diego School of Medicine and Skaggs School of Pharmacy and Pharmaceutical Sciences have found that the breast cancer drug tamoxifen gives white blood cells a boost, better enabling them to respond to, ensnare and kill bacteria in laboratory experiment... Read More
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